Let's face it, there are a lot of IFR procedures we don't use in our everyday flying. If you're an instrument-rated pilot and fly IFR all the time, how many times have you flown these procedures in the past 12 months?
You're departing from Houston on the RITAA Seven Departure, which has five altitude crossing restrictions. ATC tells you to "climb and maintain 15,000." Do you still need to meet the crossing restrictions?